Re: Terminate a Thread

From:
Jason Cavett <jason.cavett@gmail.com>
Newsgroups:
comp.lang.java.programmer
Date:
29 May 2007 08:31:29 -0700
Message-ID:
<1180452689.397604.319980@p47g2000hsd.googlegroups.com>
On May 24, 8:16 pm, christop...@dailycrossword.com wrote:

you say you want the thread to stop -- why? Do you *need* the thread
to stop because it does things you don't want it to do, or are you
just annoyed that it doesn't perform as you would like it to?

If the process performs a task you do not want it to, check the cancel
flag before performing any such task:

boolean isRunning=true;
run(){
if(isRunning) doStepOne();
if(isRunning) doStepTwo();}

void doStepTwo(){
if(isRunning) doCriticalTask;}

void killMe(){
isRunning=false;

}

  It it is an emotional 'want' (as it sounds to me) get on with the
job of writing the program. Elegance in code can't always be
achieved, and understanding the 'why' of thread performance (as the
other respondents have pointed out) will aid you in future code
design, so you don't have unreasonable requirements before you
understand the technical underpinnings.


The user can cancel the app at any time (during a process, before or
after a process). I don't want my app to continue. Maybe I'll just
let the IOException be thrown and hide it if the application is
cancelled in the middle of the process (as if everything went
smoothly).

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